They should just start making up fake countries to see if anybody is even paying attention.
“And here’s Narnia, followed by Gallifrey”…
“And bringing up the rear is Asgard, full of glorious purpose”
“There’s the Empire, with Darth Vader waving the flag.”
“Oh, and the contingent from Westeros, such elaborate uniforms”
“And now the representatives of Mordor are simply walking in…”
WINS THE INTERNET.